<div id="content">
  <div class="top1">
    <div class="left"></div>
    <div class="right"></div>
    <div class="center">
      <div class="heading"><?php echo $title;?></div>
    </div>
  </div>
  <div class="middle"><?php echo $content; ?>
    <div class="buttons">
      <table>
        <tr>
         <td> 
 <!--
 <?php echo " Cap nhat luc ".$upadte_on;?>
-->
     </td>
       
        </tr>
      </table>
    </div>
  </div>
  <div class="bottom">
    <div class="left"></div>
    <div class="right"></div>
    <div class="center"></div>
  </div>
</div>
